-

478
World Heritage Day
-

1144
International Bat Appreciation Day
-

1291
Common clownfish in a sea anemone, Raja Ampat Islands, Indonesia
-

1344
World Art Day
-

1374
International Day of Human Space Flight
-

1417
Black grouse males, Estonia
-

1471
African buffalo, Ngorongoro Crater, Tanzania
-

1564
Easter Sunday
-

1610
International Dark Sky Week
-

1675
World Theatre Day
-

1684
Papagayo Beach, Lanzarote, Canary Islands, Spain
-

1764
Church of Notre Dame de Bon-Port, Les Sables-dOlonne, France
-

1770
Demoiselle cranes, India
-

1847
Siblings Day
-

1867
Wildflower bloom, Central Valley, California
-

1870
International Beaver Day
-

1872
Armbrug bridge, Amsterdam, Netherlands
-

1906
Castle Day Japan
-

1910
National Frog Month
-

1958
International Day of Forests
-

1959
Presidents Day
-

1984
Womens History Month
-

1988
Juvenile manatees in a freshwater spring, Crystal River, Florida
-

2019
Seattle, Washington
-

2038
Gray seal sleeping on the beach, Orkney Islands, Scotland
-

2071
World Whale Day
-

2089
Chinese New Year
-

2110
Bláhver, Hveravellir, Iceland
-

2143
National Panda Day
-

2145
Skagit Valley Tulip Festival